Information recording medium, method and apparatus

专利名称：Information recording medium, method and

apparatus for recording and reproducinginformation

发明人：Yasuhiro Ueki申请号：US12007534申请日：20080111

公开号：US20080117795A1公开日：20080522

专利附图：

摘要：An information recording medium includes a lead-in area and a data area forstoring contents information. The lead-in area includes a first lead-in information area

and a second lead-in information area. The first lead-in information area corresponds to afirst playback mode. The second lead-in information area corresponds to a secondplayback mode different from the first playback mode. The first lead-in information areahas a first depth and is designed for storing lead-in information related to the contentsinformation stored in the data area. The second lead-in information area includes pre-pitshaving a second depth greater than the first depth. The pre-pits represent

predetermined information, such as information of copyright protection, related to thecontents information stored in the data area.

申请人：Yasuhiro Ueki

地址：Sagamihara-shi JP

国籍：JP

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